Home / 330,133.59-455,586.24-194,173.26

Finding the Fourth Proportional to 330,133.59, 455,586.24 and 194,173.26

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Solution

The fourth proportional to 330,133.59, 455,586.24 and 194,173.26 is: 267,960.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,133.59 : 455,586.24 = 194,173.26 : x
  2. Step 2: Convert to fraction form
    330,133.59/455,586.24 = 194,173.26/x
  3. Step 3: Cross multiply
    330,133.59x = 455,586.24 × 194,173.26
  4. Step 4: Simplify right side
    330,133.59x = 88,462,665,431.94
  5. Step 5: Solve for x
    x = 88,462,665,431.94/330,133.59
  6. Step 6: Final answer
    x = 267,960.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.